C1049 Deep in the Valley

At this time, he heard Nalan Chen angrily say, "Shut up, it's not enough to be embarrassed!"

This time, Tang Qingfeng was like a frosted eggplant, obedient and did not dare to speak.

"Chu Yang, don't keep us in suspense. How do we crack the mechanism of this tunnel? If you had explained it clearly just now